#include "fx2lafw.h"
#include "command.h"
-#include "sigrok.h"
-#include "sigrok-internal.h"
+#include "libsigrok.h"
+#include "libsigrok-internal.h"
SR_PRIV int command_get_fw_version(libusb_device_handle *devhdl,
struct version_info *vi)
}
SR_PRIV int command_start_acquisition(libusb_device_handle *devhdl,
- uint64_t samplerate)
+ uint64_t samplerate, gboolean samplewide)
{
struct cmd_start_acquisition cmd;
int delay = 0, ret;
/* Compute the sample rate. */
+ if (samplewide && samplerate > MAX_16BIT_SAMPLE_RATE) {
+ sr_err("fx2lafw: Unable to sample at %" PRIu64 "Hz "
+ "when collecting 16-bit samples.", samplerate);
+ return SR_ERR;
+ }
+
if ((SR_MHZ(48) % samplerate) == 0) {
cmd.flags = CMD_START_FLAGS_CLK_48MHZ;
delay = SR_MHZ(48) / samplerate - 1;
cmd.sample_delay_h = (delay >> 8) & 0xff;
cmd.sample_delay_l = delay & 0xff;
+ /* Select the sampling width */
+ cmd.flags |= samplewide ? CMD_START_FLAGS_SAMPLE_16BIT :
+ CMD_START_FLAGS_SAMPLE_8BIT;
+
/* Send the control message. */
ret = libusb_control_transfer(devhdl, LIBUSB_REQUEST_TYPE_VENDOR |
LIBUSB_ENDPOINT_OUT, CMD_START, 0x0000, 0x0000,